Ubuntu Security Notice 1750-1 - Brad Spengler discovered a bounds checking error for netlink messages requesting SOCK_DIAG_BY_FAMILY. An unprivileged local user could exploit this flaw to crash the system or run programs as an administrator.
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Ubuntu Security Notice USN-1750-1
February 26, 2013
linux vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.10
Summary:
The system could be made to crash or run programs as an administrator.
Software Description:
- linux: Linux kernel
Details:
Brad Spengler discovered a bounds checking error for netlink messages
requesting SOCK_DIAG_BY_FAMILY. An unprivileged local user could exploit
this flaw to crash the system or run programs as an administrator.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.10:
linux-image-3.5.0-25-generic 3.5.0-25.39
linux-image-3.5.0-25-highbank 3.5.0-25.39
linux-image-3.5.0-25-omap 3.5.0-25.39
linux-image-3.5.0-25-powerpc-smp 3.5.0-25.39
linux-image-3.5.0-25-powerpc64-smp 3.5.0-25.39
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1750-1
CVE-2013-1763
Package Information:
https://launchpad.net/ubuntu/+source/linux/3.5.0-25.39